Home / 740,248.23-1,110,782.91-361,172.07

Finding the Fourth Proportional to 740,248.23, 1,110,782.91 and 361,172.07

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Solution

The fourth proportional to 740,248.23, 1,110,782.91 and 361,172.07 is: 541,958.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,248.23 : 1,110,782.91 = 361,172.07 : x
  2. Step 2: Convert to fraction form
    740,248.23/1,110,782.91 = 361,172.07/x
  3. Step 3: Cross multiply
    740,248.23x = 1,110,782.91 × 361,172.07
  4. Step 4: Simplify right side
    740,248.23x = 401,183,762,925.32
  5. Step 5: Solve for x
    x = 401,183,762,925.32/740,248.23
  6. Step 6: Final answer
    x = 541,958.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.